Home / 1,713,079.28-2,568,821.16-766,457.84

Finding the Fourth Proportional to 1,713,079.28, 2,568,821.16 and 766,457.84

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Solution

The fourth proportional to 1,713,079.28, 2,568,821.16 and 766,457.84 is: 1,149,329.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713,079.28 : 2,568,821.16 = 766,457.84 : x
  2. Step 2: Convert to fraction form
    1,713,079.28/2,568,821.16 = 766,457.84/x
  3. Step 3: Cross multiply
    1,713,079.28x = 2,568,821.16 × 766,457.84
  4. Step 4: Simplify right side
    1,713,079.28x = 1,968,893,117,639.89
  5. Step 5: Solve for x
    x = 1,968,893,117,639.89/1,713,079.28
  6. Step 6: Final answer
    x = 1,149,329.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.